// Copyright 2018 Proyectos y Sistemas de Mantenimiento SL (eProsima).
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// ------------------------------------------------------------------
// Modification history:
// feature: Split history as an independent common module
// ------------------------------------------------------------------

#ifndef _EDDS_ENTITYRTPS_STATEFULPERSISTENTREADER_H_
#define _EDDS_ENTITYRTPS_STATEFULPERSISTENTREADER_H_
#ifndef DOXYGEN_SHOULD_SKIP_THIS_PUBLIC

#include <edds/rtps/reader/StatefulReader.h>

namespace evbs {
namespace ertps {
namespace rtps {

class IPersistenceService;

/**
 * Class StatefulPersistentReader, specialization of StatefulReader that manages sequence number
 * persistence.
 * @ingroup READER_MODULE
 */
class StatefulPersistentReader : public StatefulReader {
    friend class RTPSParticipantImpl;

    StatefulPersistentReader(RTPSParticipantImpl* pimpl, const GUID_t& guid, const ReaderAttributes& att,
                             ReaderHistory* hist, vbs::common::ReaderListener* listen,
                             IPersistenceService* persistence);

    StatefulPersistentReader(RTPSParticipantImpl* pimpl, const GUID_t& guid, const ReaderAttributes& att,
                             const std::shared_ptr<vbs::common::IPayloadPool>& payload_pool, ReaderHistory* hist,
                             vbs::common::ReaderListener* listen, IPersistenceService* persistence);

    StatefulPersistentReader(RTPSParticipantImpl* pimpl, const GUID_t& guid, const ReaderAttributes& att,
                             const std::shared_ptr<vbs::common::IChangePool>& change_pool, ReaderHistory* hist,
                             vbs::common::ReaderListener* listen, IPersistenceService* persistence);

    StatefulPersistentReader(RTPSParticipantImpl* pimpl, const GUID_t& guid, const ReaderAttributes& att,
                             const std::shared_ptr<vbs::common::IPayloadPool>& payload_pool,
                             const std::shared_ptr<vbs::common::IChangePool>& change_pool, ReaderHistory* hist,
                             vbs::common::ReaderListener* listen, IPersistenceService* persistence);

 public:
    virtual ~StatefulPersistentReader();

 protected:
    void set_last_notified(const GUID_t& persistence_guid, const SequenceNumber_t& seq) override;

    bool may_remove_history_record(bool removed_by_lease) override;

 private:
    void init(const GUID_t& guid, const ReaderAttributes& att);

    IPersistenceService* persistence_;
    std::string persistence_guid_;
};

}  // namespace rtps
}  // namespace ertps
}  // namespace evbs

#endif  // ifndef DOXYGEN_SHOULD_SKIP_THIS_PUBLIC
#endif  /* _EDDS_ENTITYRTPS_STATEFULPERSISTENTREADER_H_ */
